a ray of light fails on one face of an equilateral glass prism at 40° and emerges from the other face at the same angle. the deviation suffered by the ray is (a) 20° (b) 40° (c) 60° (d) 80°.
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1
Answer:
20 degree
Explanation:
i1+i2=A+DEVIATION
Answered by
1
Answer:
a ray of light fails on one face of an equilateral glass prism at 40° and emerges from the other face at the same angle. the deviation suffered by the ray is (a) 20° (b) 40° (c) 60° (d) 80°.
Explanation:
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